Our client, a leading federal defense contractor has an immediate contract opening for an IT System Administrator with an active TS/SCI for their Restricted Ground Systems in Scottsdale, AZ. As a member of their Information Assurance Security team, you'll support the Information System (IS) Risk Management Framework activities from categorizing systems and preparing IS packages, to reviewing vulnerability scans, executing Change Control processes, and supporting upgrades of systems during program execution.

The IT System Admin also maintains the day-to-day security posture and continuous monitoring of Information Systems for DoD security programs, and includes security event & information management review and analysis, end user account audits, etc.

Day to Day Responsibilities:
- Perform weekly system audit reviews, media reviews, hardware/software configuration management
- Perform monthly scans and coordinate with team members to adjudicate results
- Execute security testing and evaluation to ensure correct implementation of security controls
- Support the assessment and mitigation of vulnerabilities throughout a systems life cycle
- Perform incident response and cleanup actions when necessary per company or customer directions
- Ensure systems are operated, maintained, and disposed of in accordance with internal security policies and procedures outlined in the System Security Plan (SSP).

Required Skills

- Must be US Citizen due to government requirement
- DoD TS/SCI clearance with Polygraph is required at time of hire.
- Bachelor-s degree in a related specialized STEM area or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience.
- Must be able to pass a background check including criminal, credit, education, employment and drug test.

Required Experience:
- RHEL (Red Hat Enterprise Linux) & Windows Administration Experience
- Experience with various system security assessment/hardening tools - SCAP Compliance Checker, STIG Viewer, ACAS/Nessus, etc.
- Install and configure servers
- Understanding of STGs & Vulnerability resolution
- Trained and proficient in Assured File Transfer (AFT) procedures
- Self-starter with the ability to operate independently with minimal supervision
- Outstanding communications skills
- Ability to work collaboratively in a cross-functional team throughout the system life cycle
- DoD 8570 Certification meeting IAM Level I (e.g., Security + CE, CAP, GSLC) - Desired
- Identifies opportunities to apply AI for continuous improvement and innovation - Desired